Circular No. 8519

Central Bureau for Astronomical Telegrams INTERNATIONAL ASTRONOMICAL UNION Mailstop 18, Smithsonian Astrophysical Observatory, Cambridge, MA 02138, U.S.A. IAUSUBS@CFA.HARVARD.EDU or FAX 617-495-7231 (subscriptions) BMARSDEN@CFA.HARVARD.EDU or DGREEN@CFA.HARVARD.EDU (science) URL http://cfa-www.harvard.edu/iau/cbat.html Phone 617-495-7244/7440/7444 (for emergency use only)

SUPERNOVA 2005bu IN PGC 20840

Further to IAUC 8512, K. Shimasaki and W. Li report the LOSS
discovery of an apparent supernova on unfiltered KAIT images taken
on Apr. 21.19 (mag 17.4) and 22.16 UT (mag 17.5).  SN 2005bu is
located at R.A. = 7h22m18s.21, Decl. = +22o02'39".2 (equinox
2000.0), which is 7".3 east and 3".8 south of the nucleus of PGC
20840.  A KAIT image taken on Apr. 1.18 showed nothing at this
position (limiting mag 19.5).

Host galaxy info: vel = 8754 km/s, 15.4

SN type info: Ia

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